Dozens are dead and as much as two-thirds of the country has been affected as Mexico has been battered by a series of tropical storms this week. Host Aaron Schachter gets the latest from reporter Jennifer Collins in Mexico City.

It seems like an easy question, where in the world has the hottest temperature been recorded? Well think again. There's actually been a lot of dispute. It's rumored to have even caused some bar fights.

A blast of frigid Antarctic air has brought snow to much of Southern Brazil. This coincides with the official visit by Pope Francis, and comes on the heels of mass demonstrations against the government. All this has made it a wild winter.

Toronto was slammed with a record-setting thunderstorm this week. It unleashed flash floods that caused havoc in the Canadian city. Anchor Marco Werman gets the details from CBC reporter Laura Lynch in Toronto.

Rescue helicopters in southern Germany have been plucking families from rooftops as floodwaters continue to threaten the town of Deggendorf. Thousands of people were moved from the town after levees along the Danube and Isar rivers broke.

There is heavy flooding in several countries in central Europe. Parts of the Czech capital, Prague, are underwater including about half of the city's famous zoo. Anchor Marco Werman hears about an amazing animal rescue from zoo spokesman, Michal Stastny.

Rescue efforts continued Tuesday to uncover survivors from the tornado that came through Moore, OK. It has been preliminarily declared a category F4, that is Fujita Scale 4. The system of rating was developed by Ted Fujita, a scientist from Japan.

It seems like an easy question, where in the world has the hottest temperature been recorded? Well think again. There's actually been a lot of dispute. It's rumored to have even caused some bar fights.

Correspondent Anita Elash reports on the latest in the investigation into the disappearance of an Air France airliner yesterday. 228 people were onboard. Brazil's Air Force says search planes discovered some debris floating in the Atlantic Ocean today, though it's not yet clear whether it's from the missing jet.

For today's Geo Quiz: The Yukon Quest is under way. 25 mushers and their sled dogs left Whitehorse in Canada's Yukon Territory on Sunday. They're headed northwest to Fairbanks, Alaska &mdash; 1,000 miles away, as the dogs run. Where's the halfway poi

The floods in Pakistan have produced a fast-growing humanitarian crisis. But international aid has been a trickle compared with the January earthquake in Haiti. The World's Jason Margolis looks at why.